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Agriculture

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All Archived Publications

1989

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Spotted Locoweed On The Henry Mountains, Verl L. Bagley, Michael H. Ralphs, Lynn A. James Jan 1989

Spotted Locoweed On The Henry Mountains, Verl L. Bagley, Michael H. Ralphs, Lynn A. James

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Spotted locoweed (Astragalus lentlginosus, var. wahweapens) also known as freckled or Wahweap Milkvetch is characterized by blue leguminous flowers, purple speckled seed pods, and leaves resembling those of garden pea. The plant is poisonous to cattle, sheep and horses. It grows on gravely clay loam semi-desert benches and swales supporting desert shrubs and sparse stands of juniper.


Assuring A Long Term Groundwater Supply: Issues, Goals And Tools, Richard C. Peralta Jan 1989

Assuring A Long Term Groundwater Supply: Issues, Goals And Tools, Richard C. Peralta

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Groundwater is a hidden, but important resource. We can practicably define groundwater as water beĀ· neath the ground surface that can be extracted by wells. Other water in the ground that is not considered to be available for man's direct use is commonly called "subsurface water." Subsurface water includes moisture within the root zone.